1681372

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 3773952

約数和(自身を除く): 2092580

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 103, 106, 154, 206, 212, 308, 371, 412, 583, 721, 742, 1133, 1166, 1442, 1484, 2266, 2332, 2884, 4081, 4532, 5459, 7931, 8162, 10918, 15862, 16324, 21836, 31724, 38213, 60049, 76426, 120098, 152852, 240196, 420343, 840686, 1681372]

約数ペア:

[(1, 1681372), (2, 840686), (4, 420343), (7, 240196), (11, 152852), (14, 120098), (22, 76426), (28, 60049), (44, 38213), (53, 31724), (77, 21836), (103, 16324), (106, 15862), (154, 10918), (206, 8162), (212, 7931), (308, 5459), (371, 4532), (412, 4081), (583, 2884), (721, 2332), (742, 2266), (1133, 1484), (1166, 1442)]